gdi32: Use SetDIBits to set the initial bits of a DDB.

This commit is contained in:
Alexandre Julliard 2011-08-30 21:26:02 +02:00
parent 5f35075c8b
commit e7c523b135
1 changed files with 3 additions and 41 deletions

View File

@ -609,52 +609,14 @@ static void set_initial_bitmap_bits( HBITMAP hbitmap, BITMAPOBJ *bmp )
{
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *info = (BITMAPINFO *)buffer;
DWORD err;
int width_bytes;
struct bitblt_coords src, dst;
struct gdi_image_bits bits;
if (!bmp->bitmap.bmBits) return;
if (bmp->funcs->pPutImage == nulldrv_PutImage) return;
width_bytes = get_dib_stride( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel );
src.visrect.left = src.x = 0;
src.visrect.top = src.y = 0;
src.visrect.right = src.width = bmp->bitmap.bmWidth;
src.visrect.bottom = src.height = bmp->bitmap.bmHeight;
dst = src;
bits.ptr = bmp->bitmap.bmBits;
bits.is_copy = TRUE;
bits.free = free_heap_bits;
get_ddb_bitmapinfo( bmp, info );
SetDIBits( 0, hbitmap, 0, bmp->bitmap.bmHeight, bmp->bitmap.bmBits, info, DIB_RGB_COLORS );
HeapFree( GetProcessHeap(), 0, bmp->bitmap.bmBits );
bmp->bitmap.bmBits = NULL;
/* query the color info */
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = bmp->bitmap.bmBitsPixel;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biClrImportant = 0;
info->bmiHeader.biWidth = 0;
info->bmiHeader.biHeight = 0;
info->bmiHeader.biSizeImage = 0;
err = bmp->funcs->pPutImage( NULL, hbitmap, 0, info, NULL, NULL, NULL, SRCCOPY );
if (!err || err == ERROR_BAD_FORMAT)
{
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = bmp->bitmap.bmBitsPixel;
info->bmiHeader.biWidth = bmp->bitmap.bmWidth;
info->bmiHeader.biHeight = -dst.height;
info->bmiHeader.biSizeImage = dst.height * width_bytes;
bmp->funcs->pPutImage( NULL, hbitmap, 0, info, &bits, &src, &dst, SRCCOPY );
}
if (bits.free) bits.free( &bits );
}
/***********************************************************************